The National Oceanic and Atmospheric Administration recently collected temperatures of 2,755 record highs and 6,171 record lows across the United States to be visualized in an infographic. The data shows how many times a heat record was broken or tied in a particular location during the month of July. As seen in the image, the southern Plains, Midwest, and Northeast U.S. were the hottest regions as all have experienced heat waves of 100°F and above, multiple times in a day.